Benchmark HPA4 headphone amplifier/line preamplifier Specifications

Sidebar 1: Specifications

Description: Solid state line-level preamplifier and headphone amplifier with fully balanced relay-controlled gain stage/volume control providing up to 15dB gain or 127.5dB of attenuation. Its THX 888 headphone amplifier board is specified to deliver up to 11.9V RMS into 300 ohms and 6W into 16 ohms. Inputs: Two single-ended (RCA), two balanced (XLR). Headphone outputs: one via a 4-pin XLR jack, one via a ¼" (3.5mm) headphone jack. Line outputs: one unbalanced (RCA), one balanced (XLR), plus one balanced mono sum output (XLR).
Dimensions: 3.9" (99mm) H × 8.65" (220mm) W × 8.33" (212mm) D (including feet). Weight: 8lb (3.6kg).
Finish: Brushed aluminum with black or silver faceplate.
Serial number of unit reviewed: 20531827. Designed and manufactured in Syracuse, NY.
Price: $2999 (optional remote $100). Approximate number of dealers: 35. Warranty: 1 year standard, 2 and 5 years, optional.
Manufacturer: Benchmark Media Systems, Inc., 203 East Hampton Pl., Ste. 2 Syracuse, NY 13206/ Tel: (315) 437-6300. Web: benchmarkmedia.com.
Benchmark Media Systems, Inc.
203 East Hampton Pl., Ste. 2
Syracuse, NY 13206
(315) 437-6300
benchmarkmedia.com
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